

import os

class A(object):
    def __init__(self):
        self.a = 4
    
class C(object):
    def __init__(self):
        pass


class B(A):
    def __init__(self):
        A.__init__(self)
        self.k = 45
        
    

obj = B()

print os.getcwd()
os.chdir(os.path.dirname(os.getcwd()))
print os.getcwd()
f = open("deneme.txt", "w")
f.close()